18857827

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 20530944

約数和(自身を除く): 1673117

約数列:

[1, 31, 37, 41, 401, 1147, 1271, 1517, 12431, 14837, 16441, 47027, 459947, 509671, 608317, 18857827]

約数ペア:

[(1, 18857827), (31, 608317), (37, 509671), (41, 459947), (401, 47027), (1147, 16441), (1271, 14837), (1517, 12431)]